Home › Words › W › winterproofwinterproofwinterproof means resistant to the harsh weather conditions of winter.EtymologyFrom winter + -proof.adjResistant to the harsh weather conditions of winter.verbTo make resistant to the harsh weather conditions of winter.Definitions & examples from Wiktionary (CC BY-SA 3.0).Words closest in meaningBy meaning, not spelling — each word's AI semantic fingerprint, nearest first.snowproof 72% match — Resistant to snow. vs winterproof →iceproof 70% match — Resistant to ice. vs winterproof →coldproof 69% match — Resistant to cold. vs winterproof →freezeproof 67% match — Resistant to freezing. vs winterproof →winterhardy 66% match — Of a plant, hardy enough to survive cold weather. vs winterproof →winterlike 62% match — Resembling or characteristic of winter; wintry. vs winterproof →windproofs 62% match — trousers designed for cold, windy conditions vs winterproof →sleetproof 62% match — Resistant to sleet. vs winterproof →